Adventures are flights and situations in which you are typically coached and instructed by a co-pilot and the Air Traffic Controllers. The co-pilot will usually also handle all radio and NAV tuning and communications.
Here's one of the many: Checkerboard Approach at Hong Kong - Boeing 737
The on-line help files contain full briefings for the flights - here is the essential checklist for this one:
... and here's the landing - probably one of the more dangerous things you can do in a 737 !